Fix a bug in timing_guy location string generation in SimSolver.
Fix a bug in timing_guy location string generation in SimSolver.

iamahuman/angr,schieb/angr,tyb0807/angr,chubbymaggie/angr,chubbymaggie/angr,f-prettyland/angr,tyb0807/angr,chubbymaggie/simuvex,chubbymaggie/simuvex,schieb/angr,f-prettyland/angr,axt/angr,chubbymaggie/angr,axt/angr,angr/angr,f-prettyland/angr,iamahuman/angr,tyb0807/angr,schieb/angr,angr/angr,angr/angr,angr/simuvex,axt/angr,chubbymaggie/simuvex,iamahuman/angr